xref: /aosp_15_r20/external/skia/modules/svg/include/SkSVGFeComposite.h (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1 /*
2  * Copyright 2020 Google Inc.
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 #ifndef SkSVGFeComposite_DEFINED
9 #define SkSVGFeComposite_DEFINED
10 
11 #include "include/core/SkRefCnt.h"
12 #include "include/private/base/SkAPI.h"
13 #include "modules/svg/include/SkSVGFe.h"
14 #include "modules/svg/include/SkSVGNode.h"
15 #include "modules/svg/include/SkSVGTypes.h"
16 
17 #include <vector>
18 
19 class SkImageFilter;
20 class SkSVGFilterContext;
21 class SkSVGRenderContext;
22 enum class SkBlendMode;
23 
24 class SK_API SkSVGFeComposite final : public SkSVGFe {
25 public:
Make()26     static sk_sp<SkSVGFeComposite> Make() {
27         return sk_sp<SkSVGFeComposite>(new SkSVGFeComposite());
28     }
29 
30     SVG_ATTR(In2, SkSVGFeInputType, SkSVGFeInputType())
31     SVG_ATTR(K1, SkSVGNumberType, SkSVGNumberType(0))
32     SVG_ATTR(K2, SkSVGNumberType, SkSVGNumberType(0))
33     SVG_ATTR(K3, SkSVGNumberType, SkSVGNumberType(0))
34     SVG_ATTR(K4, SkSVGNumberType, SkSVGNumberType(0))
35     SVG_ATTR(Operator, SkSVGFeCompositeOperator, SkSVGFeCompositeOperator::kOver)
36 
37 protected:
38     sk_sp<SkImageFilter> onMakeImageFilter(const SkSVGRenderContext&,
39                                            const SkSVGFilterContext&) const override;
40 
getInputs()41     std::vector<SkSVGFeInputType> getInputs() const override {
42         return {this->getIn(), this->getIn2()};
43     }
44 
45     bool parseAndSetAttribute(const char*, const char*) override;
46 
47 private:
SkSVGFeComposite()48     SkSVGFeComposite() : INHERITED(SkSVGTag::kFeComposite) {}
49 
50     static SkBlendMode BlendModeForOperator(SkSVGFeCompositeOperator);
51 
52     using INHERITED = SkSVGFe;
53 };
54 
55 #endif  // SkSVGFeComposite_DEFINED
56